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Syndrome reference sheet
Generated 12 Oct 2026
Psychiatry · Psychiatry / Culture-bound syndromes

Koro syndrome

Also known as: Genital retraction syndrome

Fear of genital retraction into the abdomen leading to death.

Medical specialty
Psychiatry
Subspecialty
Psychiatry / Culture-bound syndromes
Sex & age distribution
Male: affected; Female: affected, nipple retraction fear; Children: rare
Gene(s) involved
None recorded

Etiology & mechanism

Culture-bound anxiety syndrome.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (4)

anxietyfear of penile retractionmechanical traction of genitalspanic
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